From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nikolay Aleksandrov Subject: [PATCH iproute2 11/21] iplink: bridge: add support for IFLA_BR_MCAST_HASH_ELASTICITY Date: Mon, 8 Feb 2016 12:55:17 +0100 Message-ID: <1454932527-30569-12-git-send-email-razor@blackwall.org> References: <1454932527-30569-1-git-send-email-razor@blackwall.org> Cc: roopa@cumulusnetworks.com, stephen@networkplumber.org, Nikolay Aleksandrov To: netdev@vger.kernel.org Return-path: Received: from mail-wm0-f51.google.com ([74.125.82.51]:32863 "EHLO mail-wm0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752372AbcBHL4S (ORCPT ); Mon, 8 Feb 2016 06:56:18 -0500 Received: by mail-wm0-f51.google.com with SMTP id g62so129381970wme.0 for ; Mon, 08 Feb 2016 03:56:18 -0800 (PST) In-Reply-To: <1454932527-30569-1-git-send-email-razor@blackwall.org> Sender: netdev-owner@vger.kernel.org List-ID: From: Nikolay Aleksandrov This patch implements support for the IFLA_BR_MCAST_HASH_ELASTICTITY attribute in iproute2 so it can change the hash elasticity value. Signed-off-by: Nikolay Aleksandrov --- ip/iplink_bridge.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/ip/iplink_bridge.c b/ip/iplink_bridge.c index 0d5c70312f1d..14aae3e9b0d2 100644 --- a/ip/iplink_bridge.c +++ b/ip/iplink_bridge.c @@ -36,6 +36,7 @@ static void print_explain(FILE *f) " [ mcast_router MULTICAST_ROUTER ]\n" " [ mcast_query_use_ifaddr MCAST_QUERY_USE_IFADDR ]\n" " [ mcast_querier MULTICAST_QUERIER ]\n" + " [ mcast_hash_elasticity HASH_ELASTICITY ]\n" "\n" "Where: VLAN_PROTOCOL := { 802.1Q | 802.1ad }\n" ); @@ -177,6 +178,16 @@ static int bridge_parse_opt(struct link_util *lu, int argc, char **argv, invarg("invalid mcast_querier", *argv); addattr8(n, 1024, IFLA_BR_MCAST_QUERIER, mcast_querier); + } else if (matches(*argv, "mcast_hash_elasticity") == 0) { + __u32 mcast_hash_el; + + NEXT_ARG(); + if (get_u32(&mcast_hash_el, *argv, 0)) + invarg("invalid mcast_hash_elasticity", + *argv); + + addattr32(n, 1024, IFLA_BR_MCAST_HASH_ELASTICITY, + mcast_hash_el); } else if (matches(*argv, "help") == 0) { explain(); return -1; @@ -312,6 +323,10 @@ static void bridge_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[]) if (tb[IFLA_BR_MCAST_QUERIER]) fprintf(f, "mcast_querier %u ", rta_getattr_u8(tb[IFLA_BR_MCAST_QUERIER])); + + if (tb[IFLA_BR_MCAST_HASH_ELASTICITY]) + fprintf(f, "mcast_hash_elasticity %u ", + rta_getattr_u32(tb[IFLA_BR_MCAST_HASH_ELASTICITY])); } static void bridge_print_help(struct link_util *lu, int argc, char **argv, -- 2.4.3